其它名词复数的规则变化1) 以y结尾的专有名词,或元音字母+y 结尾的名词变复数时,直接加s变复数: 如:two Marys the Henrys monkey-monkeysholiday-holidays比较: 层楼:storey -storeys story-stories 2) 以o 结尾的名词,变复数时:a. 加s,如: photo-photospiano-pianos radio-radioszoo-zoos; b. 加es,如:potato-potatoestomato-tomatoesc. 均可,如:zero-zeros / zeroes 3) 以f或fe 结尾的名词变复数时: a. 加s,如: belief-beliefsroof-roofs safe-safes gulf-gulfs;b. 去f,fe 加ves,如:half-halvesknife-knivesleaf-leaveswolf-wolveswife-wiveslife-livesthief-thieves;c. 均可,如:handkerchief: handkerchiefs / handkerchieves